Conjugate addition of alkyl mercaptans and thioacetic acid to .beta.-chloro-.alpha.,.beta.-didehydro-.alpha.-amino acids: studies toward the synthesis of .beta.,.beta.-bis(alkylthio)-.alpha.-amino acids
Stereochemical Assignments of the Chlorinated Residues in Victorin C
作者:Christine Willis、Amanda Durow、Craig Butts
DOI:10.1055/s-0029-1216910
日期:2009.9
Victorins are cyclic pentapeptide natural products isolated from the fungus Cochliobus victoriae. Using a combination of synthesis and spectroscopic methods we have assigned the geometry of the vinyl chloride residue and determined the stereochemistry of the 5,5-dichloroleucine moiety.